Android obtains the time standard used by the device (12-hour or 24-hour)

/*** Obtain the time standard used by the device (12-hour or 24-hour) * Note: * The Time Standard obtained on the simulator is null */private void getTime_12_24 (Context context) {ContentResolver contentResolver = context. getContentResolver (); String time_12_24 = Settings. system. getString (contentResolver, Settings. system. TIME_12_24); if (time_12_24! = Null & "24". equals (time_12_24) {System. out. println ("24-hour standard ---> time_12_24 =" + time_12_24);} if (time_12_24! = Null & "12". equals (time_12_24) {System. out. println ("12-hour standard ---> time_12_24 =" + time_12_24 );}}